<template>
  <el-dialog
    title="模板配置"
    :close-on-click-modal="false"
    :lock-scroll="false"
    :visible.sync="visible">
    <el-form :model="dataForm" :rules="dataRule" ref="dataForm" label-width="100px" size="mini">
      <el-form-item label="标题" prop="title">
        <el-input v-model="dataForm.title" placeholder="标题"></el-input>
      </el-form-item>
      <el-form-item label="链接" prop="url">
        <el-input v-model="dataForm.url" placeholder="跳转链接"></el-input>
      </el-form-item>
      <div>
        <el-form-item label="小程序appid" prop="miniprogram.appid">
          <el-input v-model="dataForm.miniprogram.appid" placeholder="小程序appid"></el-input>
        </el-form-item>
        <el-form-item label="小程序路径" prop="miniprogram.pagePath">
          <el-input v-model="dataForm.miniprogram.pagePath" placeholder="小程序pagePath"></el-input>
        </el-form-item>
      </div>
      <el-row>
        <el-col :span="16">
          <el-form-item label="模版名称" prop="name">
            <el-input v-model="dataForm.name" placeholder="模版名称"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="8">
          <el-form-item label="有效" prop="status">
            <el-switch v-model="dataForm.status" placeholder="是否有效" :active-value="true"
                       :inactive-value="false"></el-switch>
          </el-form-item>
        </el-col>
      </el-row>
      <div class="form-group-area">
        <el-form-item class="form-group-title">消息填充数据，请对照模板内容填写</el-form-item>
        <el-form-item>
          <el-input type="textarea" disabled autosize v-model="dataForm.content" placeholder="模版"></el-input>
        </el-form-item>
        <el-row v-for="(item,index) in dataForm.data" :key="item.name">
          <el-col :span="16">
            <el-form-item :label="item.name" :prop="'data.'+index+'.value'"
                          :rules="[{required: true,message: '填充内容不得为空', trigger: 'blur' }]">
              <el-input type="textarea" autosize rows="1" v-model="item.value" placeholder="填充内容"></el-input>
            </el-form-item>
          </el-col>
          <el-col :span="8">
            <el-form-item label="颜色">
              <el-input type="color" v-model="item.color" placeholder="颜色"></el-input>
            </el-form-item>
          </el-col>
        </el-row>
      </div>
    </el-form>
    <span slot="footer" class="dialog-footer">
            <el-button @click="visible = false">取消</el-button>
            <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
        </span>
  </el-dialog>
</template>

<script>
export default {
  data () {
    return {
      visible: false,
      dataForm: {
        id: '',
        templateId: '',
        title: '',
        data: [],
        url: '',
        miniprogram: {appid: '', pagePath: ''},
        content: '',
        status: true,
        name: ''
      },
      dataRule: {
        title: [
          {required: true, message: '标题不能为空', trigger: 'blur'}
        ],
        data: [
          {required: true, message: '内容不能为空', trigger: 'blur'}
        ],
        name: [
          {required: true, message: '模版名称不能为空', trigger: 'blur'}
        ]
      }
    }
  },
  methods: {
    init (id) {
      console.log('init', id)
      this.dataForm.id = id || 0
      this.visible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].resetFields()
        if (this.dataForm.id) {
          this.$http({
            url: `/manage/msgTemplate/info/${this.dataForm.id}`,
            method: 'get'
          }).then(({data}) => {
            if (data && data.code === 0) {
              this.transformTemplate(data.data)
            }
          })
        }
      })
    },
    /**
     * 根据content信息展开data配置项(content为微信公众平台后台配置的模板)
     * 如content='{{first.DATA}} ↵商品名称：{{keyword1.DATA}} ↵购买时间：{{keyword2.DATA}} ↵{{remark.DATA}}'
     * 则生成data=[{name:'first',value:'',color:''},{name:'first',value:'',color:''},{name:'first',value:'',color:''}]
     * 展示表单让管理员给对应的字段填充内容
     */
    transformTemplate (template) {
      if (!template.miniprogram) {
        template.miniprogram = {appid: '', pagePath: ''}
      }
      // 已经配置过了，直接读取
      if (template.data instanceof Array) {
        this.dataForm = template
        return
      }

      template.data = []
      // 示例： ["{{first.DATA}}", "{{keyword1.DATA}}", "{{keyword2.DATA}}", "{{remark.DATA}}"]
      let keysArray = template.content.match(/\{\{(\w*)\.DATA\}\}/g) || []
      keysArray.map(item => {
        let name = item.replace('{{', '').replace('.DATA}}', '')
        template.data.push({'name': name, 'value': '', color: '#000000'})
      })
      this.dataForm = template
    },
    // 表单提交
    dataFormSubmit () {
      this.$refs['dataForm'].validate((valid) => {
        if (valid) {
          this.$http({
            url: `/manage/msgTemplate/${!this.dataForm.id ? 'save' : 'update'}`,
            method: 'post',
            data: this.dataForm
          }).then(({data}) => {
            if (data && data.code === 0) {
              this.$message({
                message: '操作成功',
                type: 'success',
                duration: 1500
              })
              this.visible = false
              this.$emit('refreshDataList')
            } else {
              this.$message.error(data.msg)
            }
          })
        }
      })
    }
  }
}
</script>
<style scoped>
.form-group-area {
  border: 1px dotted gray;
}

.form-group-title {
  color: gray;
  font-size: 12px;
}
</style>
